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    <script>
      // 创建一个数组
      var arr = ["孙悟空", "猪八戒", "沙和尚"];

      // 所谓的遍历数组，就是将数组中所有的元素取出来

      for (var i = 0; i < 5; i++) {
        console.log(arr[i]);
      }
    </script>
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